// Copyright (C) Kumo inc. and its affiliates.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//

package progress

import (
	"fmt"
	"os"
	"time"

	"github.com/fatih/color"
)

var (
	spinnerText = []rune("⠋⠙⠹⠸⠼⠴⠦⠧⠇⠏")
)

var (
	colorDone    = color.New(color.FgHiGreen)
	colorError   = color.New(color.FgHiRed)
	colorSpinner = color.New(color.FgHiCyan)
)

var refreshRate = time.Millisecond * 50

const (
	doneTail  = "Done"
	errorTail = "Error"
)

func init() {
	v := os.Getenv("KMOPT_CLUSTER_PROGRESS_REFRESH_RATE")
	if v != "" {
		d, err := time.ParseDuration(v)
		if err != nil {
			fmt.Println("ignore invalid refresh rate: ", v)
			return
		}
		refreshRate = d
	}
}

// Bar controls how a bar is displayed, for both single bar or multi bar item.
type Bar interface {
	UpdateDisplay(newDisplay *DisplayProps)
}
